MDCAT
Physics
2021
Physics · Nuclear Physics
Work through this past-paper style MCQ, then read the full explanation. Practice more physics questions on mMCQ with adaptive practice and topic analytics.
Question
Whenever new nuclei are formed energy is ____.
Options
- A
Absorbed
- B
Released
- C
Remain unchanged
- D
None of these
Explanation
When nuclei are formed , energy is released because new bonds are formed.
Absorbed: Energy is not absorbed when new nuclei are formed; rather, it's the opposite.
When nuclei are formed , energy is released because new bonds are formed
Remain unchanged: The energy does not remain unchanged as the formation of a new nucleus involves energy transformation.
None of these: This is incorrect as 'Released' is the correct answer.
Tagged under Physics · Nuclear Physics · 2021